Experiments on airfoil transition with a ir thermal imager were made. Results indicate that there exists a temperature jump area around the transition point.
用红外热成像技术对某层流翼型的转捩现象进行了实验观测，结果表明在转捩点存在温度跳变。
There's a hammock they lounge on, a spot to jump rope, a place to play in the sprinkler, and an area to write with sidewalk chalk.
有一个他们休息的吊床，一个跳绳的地方，一个在洒水车里玩耍的地方，还有一个用粉笔写字的地方。
We can easily photograph the long jump or high jump pits with one camera as well as the finish line and the shot putt area with the other.
将整个体育场覆盖在它们能够捕捉到的范围之内。 我们可以很轻易地用一个镜头拍摄跳远或跳高的比赛场面，同时还能用另一个镜头拍摄到终点线和铅球投掷区的镜头。
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